CookieStorageMac.mm [plain text]
/*
* Copyright (C) 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "CookieStorage.h"
#import "ResourceHandle.h"
#import "WebCoreSystemInterface.h"
#import <wtf/RetainPtr.h>
using namespace WebCore;
@interface WebCookieStorageObjCAdapter : NSObject {
CookieChangeCallbackPtr m_cookieChangeCallback;
}
-(void)notifyCookiesChangedOnMainThread;
-(void)cookiesChangedNotificationHandler:(NSNotification *)notification;
-(void)startListeningForCookieChangeNotificationsWithCallback:(CookieChangeCallbackPtr)callback;
-(void)stopListeningForCookieChangeNotifications;
@end
@implementation WebCookieStorageObjCAdapter
-(void)notifyCookiesChangedOnMainThread
{
m_cookieChangeCallback();
}
-(void)cookiesChangedNotificationHandler:(NSNotification *)notification
{
UNUSED_PARAM(notification);
[self performSelectorOnMainThread:@selector(notifyCookiesChangedOnMainThread) withObject:nil waitUntilDone:FALSE];
}
-(void)startListeningForCookieChangeNotificationsWithCallback:(CookieChangeCallbackPtr)callback
{
ASSERT(!m_cookieChangeCallback);
m_cookieChangeCallback = callback;
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(cookiesChangedNotificationHandler:) name:NSHTTPCookieManagerCookiesChangedNotification object:[NSHTTPCookieStorage sharedHTTPCookieStorage]];
}
-(void)stopListeningForCookieChangeNotifications
{
[[NSNotificationCenter defaultCenter] removeObserver:self name:NSHTTPCookieManagerCookiesChangedNotification object:nil];
m_cookieChangeCallback = 0;
}
@end
namespace WebCore {
static WebCookieStorageObjCAdapter *cookieStorageAdapter;
void startObservingCookieChanges(CookieChangeCallbackPtr callback)
{
if (!cookieStorageAdapter)
cookieStorageAdapter = [[WebCookieStorageObjCAdapter alloc] init];
[cookieStorageAdapter startListeningForCookieChangeNotificationsWithCallback:callback];
}
void stopObservingCookieChanges()
{
// cookieStorageAdapter can be nil here, if the WebProcess crashed and was restarted between
// when startObservingCookieChanges was called, and stopObservingCookieChanges is currently being called.
if (!cookieStorageAdapter)
return;
[cookieStorageAdapter stopListeningForCookieChangeNotifications];
}
}